1. Foundation Doctor and Staff Grade in Oral & Maxillofacial Surgery, University Hospital Aintree, Lower Lane, Liverpool, L9 7AL
2. Consultant and Honorary Senior Lecturer in Oral Surgery, University of Liverpool Dental School, Pembroke Place, Liverpool L3 5PS
3. Consultant in Clinical Pharmacology and General Internal Medicine, Hypertension Lead, University Hospital Aintree, Lower Lane, Liverpool, L9 7AL
4. Academic Foundation Doctor, Wrexham Maelor Hospital, Croesnewydd Road, Wrexham, LL13 7TD, UK